Synch with Gnus trunk:

Synch with Gnus trunk:
2009-06-01  Katsumi Yamaoka  <yamaoka@jpl.org>

	* gnus-art.el (gnus-mime-delete-part): Specify gnus-decoded as charset
	to deleted part.

2009-05-30  David Engster  <dengste@eml.cc>

	* nnmairix.el: Remove old documentation in the commentary block.
	(nnmairix-request-group): Do not update active file for nnml back ends.
	(nnmairix-retrieve-headers): Set gnus-nov-is-evil to t for nnimap back
	end so that overview files are ignored.
	(nnmairix-update-groups): Make updating the groups more robust by using
	marks.
	(nnmairix-determine-original-group-from-path): Circumvent mairix bug
	with dollar characters in message-id.